corrected link for app dev instructions
corrected link for app dev instructions

Ardinis/server,endsguy/server,sharidas/core,pollopolea/core,nextcloud/server,lrytz/core,lrytz/core,jbicha/server,xx621998xx/server,bluelml/core,jbicha/server,michaelletzgus/nextcloud-server,IljaN/core,bluelml/core,nextcloud/server,jbicha/server,pollopolea/core,bluelml/core,pixelipo/server,andreas-p/nextcloud-server,owncloud/core,phil-davis/core,sharidas/core,sharidas/core,pmattern/server,endsguy/server,lrytz/core,Ardinis/server,whitekiba/server,xx621998xx/server,pmattern/server,whitekiba/server,pollopolea/core,endsguy/server,Ardinis/server,whitekiba/server,pmattern/server,pollopolea/core,andreas-p/nextcloud-server,cernbox/core,lrytz/core,nextcloud/server,owncloud/core,IljaN/core,cernbox/core,bluelml/core,Ardinis/server,endsguy/server,cernbox/core,nextcloud/server,pixelipo/server,owncloud/core,pmattern/server,IljaN/core,sharidas/core,andreas-p/nextcloud-server,michaelletzgus/nextcloud-server,IljaN/core,bluelml/core,andreas-p/nextcloud-server,Ardinis/server,xx621998xx/server,xx621998xx/server,jbicha/server,pixelipo/server,whitekiba/server,IljaN/core,sharidas/core,andreas-p/nextcloud-server,owncloud/core,xx621998xx/server,lrytz/core,whitekiba/server,owncloud/core,pixelipo/server,endsguy/server,michaelletzgus/nextcloud-server,pollopolea/core,pixelipo/server,cernbox/core,pmattern/server,michaelletzgus/nextcloud-server,jbicha/server,cernbox/core